1. Benzi, G., Crema, A.: Metodo di studio dello sfintere isolato di Oddi. Boll. Soc. ital. Biol. sper.36, 664?667 (1960).
2. Bertaccini, G., Agosti, A.: Action of caerulein on intestinal motility in man. Gastroenterology (in press).
3. ?, Ballarini, G., Agosti, A., Zannetti, G.: Action of caerulein on the biliary system of the dog. Arch. int. Pharmacodyn.183, 261?269 (1970).
4. ?, Braibanti, T., Uva, F.: Cholecystokinetic activity of the new peptide caerulein in man. Gastroenterology56, 862?867 (1969).
5. Bertaccini, G., De Caro, G., Endean, R., Erspamer, V., Impicciatore, M.: The actions of caerulein on the smooth muscle of the gastrointestinal tract and the gall bladder. Brit. J. Pharmacol.34, 291?310 (1968).